On 05/11/17 11:53, Colin King wrote:
From: Colin Ian King <colin.k...@canonical.com>
The variable len is assigned but never read, therefore it is redundant
and can be removed. Cleans up clang warning:
drivers/video/backlight/ili922x.c:276:2: warning: Value stored to 'len'
is never read
Signed-off-by: Colin Ian King <colin.k...@canonical.com>
Acked-by: Daniel Thompson <daniel.thomp...@linaro.org>
---
drivers/video/backlight/ili922x.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/video/backlight/ili922x.c
b/drivers/video/backlight/ili922x.c
index a9e9cef..2b6c6aa 100644
--- a/drivers/video/backlight/ili922x.c
+++ b/drivers/video/backlight/ili922x.c
@@ -251,7 +251,7 @@ static int ili922x_write(struct spi_device *spi, u8 reg,
u16 value)
struct spi_transfer xfer_regindex, xfer_regvalue;
unsigned char tbuf[CMD_BUFSIZE];
unsigned char rbuf[CMD_BUFSIZE];
- int ret, len = 0;
+ int ret;
memset(&xfer_regindex, 0, sizeof(struct spi_transfer));
memset(&xfer_regvalue, 0, sizeof(struct spi_transfer));
@@ -273,7 +273,6 @@ static int ili922x_write(struct spi_device *spi, u8 reg,
u16 value)
ret = spi_sync(spi, &msg);
spi_message_init(&msg);
- len = 0;
tbuf[0] = set_tx_byte(START_BYTE(ili922x_id, START_RS_REG,
START_RW_WRITE));
tbuf[1] = set_tx_byte((value & 0xFF00) >> 8);
